---> uname -a: Linux prd-centos8-builder-2c-4g-6619.novalocal 4.18.0-529.el8.x86_64 #1 SMP Wed Dec 6 01:03:46 UTC 2023 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian CPU(s): 2 On-line CPU(s) list: 0,1 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 2 NUMA node(s): 1 Vendor ID: AuthenticAMD CPU family: 23 Model: 49 Model name: AMD EPYC-Rome Processor Stepping: 0 CPU MHz: 2800.000 BogoMIPS: 5600.00 Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 32K L1i cache: 32K L2 cache: 512K L3 cache: 16384K NUMA node0 CPU(s): 0,1 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 xsaves clzero xsaveerptr wbnoinvd arat npt nrip_save umip rdpid arch_capabilities ---> nproc: 2 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 1.8G 0 1.8G 0% /dev tmpfs 1.8G 0 1.8G 0% /dev/shm tmpfs 1.8G 17M 1.8G 1% /run tmpfs 1.8G 0 1.8G 0% /sys/fs/cgroup /dev/vda1 20G 9.1G 11G 46% / tmpfs 367M 0 367M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3665 528 1017 17 2119 2859 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: eth0: mtu 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:8d:d3:e2 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.19/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85862sec preferred_lft 85862sec inet6 fe80::f816:3eff:fe8d:d3e2/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-529.el8.x86_64 (centos-stream-8-builder-7e611857-ce8d-42da-b0f0-357f5fb5fb5a.nov) 07/25/2026 _x86_64_ (2 CPU) 03:03:49 LINUX RESTART (2 CPU) 03:04:01 AM tps rtps wtps bread/s bwrtn/s 03:05:01 AM 242.99 170.38 72.61 14783.14 38012.01 03:06:01 AM 67.51 0.38 67.13 34.12 6546.17 03:07:01 AM 58.74 0.58 58.16 67.19 10590.98 03:08:01 AM 25.39 0.08 25.30 1.87 2733.15 03:09:01 AM 24.03 0.92 23.11 63.19 995.82 03:10:01 AM 17.61 0.00 17.61 0.00 424.26 03:11:01 AM 15.24 0.00 15.24 0.00 592.75 03:12:01 AM 14.95 0.25 14.70 25.06 392.65 Average: 58.31 21.57 36.73 1871.82 7535.80 03:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:05:01 AM 1538936 3022116 2214748 59.00 2104 1661904 640412 13.34 139524 1826060 83280 03:06:01 AM 1254640 2969600 2499044 66.58 2104 1882300 663220 13.81 145024 2061896 167068 03:07:01 AM 1115084 2960400 2638600 70.29 2104 2004532 635956 13.24 149188 2161780 30152 03:08:01 AM 1029524 2909612 2724160 72.57 2104 2038812 677348 14.10 173756 2224476 22236 03:09:01 AM 1084536 2965472 2669148 71.11 2104 2039580 621868 12.95 214052 2128672 7492 03:10:01 AM 967668 2887988 2786016 74.22 2104 2078996 700748 14.59 217508 2241232 46932 03:11:01 AM 974968 2894336 2778716 74.03 2104 2078008 687332 14.31 217888 2234268 45944 03:12:01 AM 1013076 2895792 2740608 73.01 2104 2041324 687632 14.32 409032 2003808 8356 Average: 1122304 2938164 2631380 70.10 2104 1978182 664314 13.83 208246 2110274 51432 03:04:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:05:01 AM eth0 195.82 95.68 917.31 55.09 0.00 0.00 0.00 0.00 03:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:06:01 AM eth0 90.50 72.48 985.94 7.80 0.00 0.00 0.00 0.00 03:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:07:01 AM eth0 19.65 16.78 73.36 4.09 0.00 0.00 0.00 0.00 03:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:08:01 AM eth0 44.76 33.37 655.15 5.93 0.00 0.00 0.00 0.00 03:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:09:01 AM eth0 14.10 15.30 13.97 5.43 0.00 0.00 0.00 0.00 03:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:10:01 AM eth0 8.83 11.06 7.19 5.36 0.00 0.00 0.00 0.00 03:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:11:01 AM eth0 12.39 12.49 10.91 3.73 0.00 0.00 0.00 0.00 03:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:12:01 AM eth0 14.81 14.35 15.94 6.83 0.00 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 50.11 33.94 334.98 11.78 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-529.el8.x86_64 (centos-stream-8-builder-7e611857-ce8d-42da-b0f0-357f5fb5fb5a.nov) 07/25/2026 _x86_64_ (2 CPU) 03:03:49 LINUX RESTART (2 CPU) 03:04:01 AM CPU %user %nice %system %iowait %steal %idle 03:05:01 AM all 43.10 0.05 12.89 12.85 2.15 28.95 03:05:01 AM 0 48.77 0.05 13.29 10.20 2.04 25.66 03:05:01 AM 1 37.41 0.05 12.49 15.52 2.26 32.27 03:06:01 AM all 36.43 0.00 4.13 2.09 1.61 55.74 03:06:01 AM 0 43.46 0.00 5.09 1.94 1.93 47.58 03:06:01 AM 1 29.38 0.00 3.18 2.23 1.30 63.91 03:07:01 AM all 33.35 0.00 3.70 2.18 1.53 59.24 03:07:01 AM 0 43.38 0.00 4.82 2.28 1.79 47.73 03:07:01 AM 1 23.32 0.00 2.59 2.08 1.26 70.75 03:08:01 AM all 36.09 0.00 2.56 0.88 3.22 57.25 03:08:01 AM 0 45.10 0.00 2.68 1.05 3.28 47.89 03:08:01 AM 1 27.09 0.00 2.44 0.70 3.16 66.60 03:09:01 AM all 32.71 0.00 2.59 0.74 2.99 60.97 03:09:01 AM 0 45.00 0.00 3.25 0.91 3.00 47.85 03:09:01 AM 1 20.54 0.00 1.94 0.57 2.97 73.97 03:10:01 AM all 36.94 0.00 2.00 0.33 3.05 57.69 03:10:01 AM 0 47.23 0.00 1.88 0.38 2.89 47.61 03:10:01 AM 1 26.75 0.00 2.11 0.28 3.20 67.66 03:11:01 AM all 32.62 0.00 2.42 0.43 3.39 61.14 03:11:01 AM 0 32.97 0.00 2.63 0.16 3.32 60.92 03:11:01 AM 1 32.28 0.00 2.20 0.70 3.46 61.36 03:12:01 AM all 36.21 0.00 2.63 0.28 3.35 57.53 03:12:01 AM 0 47.02 0.00 3.39 0.25 3.16 46.19 03:12:01 AM 1 25.48 0.00 1.88 0.31 3.54 68.79 Average: all 35.92 0.01 4.09 2.45 2.67 54.87 Average: 0 44.10 0.01 4.61 2.13 2.68 46.48 Average: 1 27.76 0.01 3.58 2.76 2.65 63.24